Class: Pione::Package::DirectoryPackageReader

Inherits:
PackageReader show all
Defined in:
lib/pione/package/package-reader.rb

Overview

DirectoryPackageReader reads package structure from directory based package.

Instance Method Summary collapse

Methods inherited from PackageReader

read

Constructor Details

#initialize(location) ⇒ DirectoryPackageReader

Returns a new instance of DirectoryPackageReader.



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# File 'lib/pione/package/package-reader.rb', line 99

def initialize(location)
  @location = location
end

Instance Method Details

#make_local_location ⇒ Object 



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# File 'lib/pione/package/package-reader.rb', line 113

def make_local_location
  # make temporary directory
  local_location = Location[Temppath.create]

  # pione-package.json
  info = PackageInfo.read((@location + "pione-package.json").read)
  (@location + "pione-package.json").copy(local_location + "pione-package.json")

  # copy files
  (info.documents + info.bins + info.etcs).each do |path|
    (@location + path).copy(local_location + path)
  end

  # scenarios
  info.scenarios.each do |path|
    scenario_info = ScenarioInfo.read((@location + path + "pione-scenario.json").read)
    (@location + path + "pione-scenario.json").copy(local_location + path + "pione-scenario.json")
    (@location + path + "Scenario.pione").copy(local_location + path + "Scenario.pione")
    (scenario_info.inputs + scenario_info.outputs).each do |_path|
      (@location + path + _path).copy(local_location + path + _path)
    end
  end

  return local_location
rescue Location::LocationError => e
  raise InvalidPackage.new("package \"%s\" is invalid: %s" % [@location.address, e.message])
end

#read ⇒ Object 



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# File 'lib/pione/package/package-reader.rb', line 103

def read
  # copy to local
  local_location = make_local_location

  # cache
  digest = PackageCache.cache(local_location)

  PackageHandler.new(PackageCache.directory_cache(digest), digest: digest)
end